75113525605412 has 18 divisors (see below), whose sum is σ = 152909677125702. Its totient is φ = 32191510973664.

The previous prime is 75113525605387. The next prime is 75113525605463. The reversal of 75113525605412 is 21450652531157.

It can be written as a sum of positive squares in only one way, i.e., 74669231370496 + 444294234916 = 8641136^2 + 666554^2 .

It is a super-2 number, since 2×75113525605412² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 191616136553 + ... + 191616136944.

It is an arithmetic number, because the mean of its divisors is an integer number (8494982062539).

Almost surely, 2^{75113525605412} is an apocalyptic number.

It is an amenable number.

75113525605412 is an abundant number, since it is smaller than the sum of its proper divisors (77796151520290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75113525605412 is a wasteful number, since it uses less digits than its factorization.

75113525605412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383232273515 (or 383232273506 counting only the distinct ones).

The product of its (nonzero) digits is 1260000, while the sum is 47.

The spelling of 75113525605412 in words is "seventy-five trillion, one hundred thirteen billion, five hundred twenty-five million, six hundred five thousand, four hundred twelve".